140885120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:622

約数の個数: 128

約数和(自身を含む): 372781440

約数和(自身を除く): 231896320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 160, 170, 184, 230, 272, 320, 340, 368, 391, 460, 544, 563, 640, 680, 736, 782, 920, 1088, 1126, 1360, 1472, 1564, 1840, 1955, 2176, 2252, 2720, 2815, 2944, 3128, 3680, 3910, 4504, 5440, 5630, 6256, 7360, 7820, 9008, 9571, 10880, 11260, 12512, 12949, 14720, 15640, 18016, 19142, 22520, 25024, 25898, 31280, 36032, 38284, 45040, 47855, 50048, 51796, 62560, 64745, 72064, 76568, 90080, 95710, 103592, 125120, 129490, 153136, 180160, 191420, 207184, 220133, 250240, 258980, 306272, 360320, 382840, 414368, 440266, 517960, 612544, 765680, 828736, 880532, 1035920, 1100665, 1225088, 1531360, 1657472, 1761064, 2071840, 2201330, 3062720, 3522128, 4143680, 4402660, 6125440, 7044256, 8287360, 8805320, 14088512, 17610640, 28177024, 35221280, 70442560, 140885120]

約数ペア:

[(1, 140885120), (2, 70442560), (4, 35221280), (5, 28177024), (8, 17610640), (10, 14088512), (16, 8805320), (17, 8287360), (20, 7044256), (23, 6125440), (32, 4402660), (34, 4143680), (40, 3522128), (46, 3062720), (64, 2201330), (68, 2071840), (80, 1761064), (85, 1657472), (92, 1531360), (115, 1225088), (128, 1100665), (136, 1035920), (160, 880532), (170, 828736), (184, 765680), (230, 612544), (272, 517960), (320, 440266), (340, 414368), (368, 382840), (391, 360320), (460, 306272), (544, 258980), (563, 250240), (640, 220133), (680, 207184), (736, 191420), (782, 180160), (920, 153136), (1088, 129490), (1126, 125120), (1360, 103592), (1472, 95710), (1564, 90080), (1840, 76568), (1955, 72064), (2176, 64745), (2252, 62560), (2720, 51796), (2815, 50048), (2944, 47855), (3128, 45040), (3680, 38284), (3910, 36032), (4504, 31280), (5440, 25898), (5630, 25024), (6256, 22520), (7360, 19142), (7820, 18016), (9008, 15640), (9571, 14720), (10880, 12949), (11260, 12512)]